RaceAtlas

Alcatraz Island Tides: Tuesday, December 7, 2027

Tide heights at Alcatraz Island with the flood, ebb and slack schedule at the Golden Gate.

5.3 ft6:36 AM1.7 ft1:22 PM3.6 ft7:03 PM2 ft4 ft6 ft12 AM6 AM12 PM6 PM12 AM
High 5.3 ft at 6:36 AM, low 1.7 ft at 1:22 PM. Gate: flood 2.2 kt at 3:31 AM, ebb 1.0 kt at 10:51 AM.
Modelled current at the Golden Gate on a 2.2 kt floodThe Gate at max flood, 2.2 kt
Tide height
TimeHeight
6:36 AMHigh5.3 ft
1:22 PMLow1.7 ft
7:03 PMHigh3.6 ft
Current · Golden Gate
TimeStateSpeed
3:31 AMmax flood ENE (074°)2.2 kt
8:04 AMslack–
10:51 AMmax ebb SW (235°)1.0 kt
1:53 PMslack–
5:23 PMmax flood ENE (074°)1.5 kt
8:57 PMslack–
10:33 PMmax ebb SW (235°)0.5 kt

Not for navigation. These are harmonic predictions, not live measurements. Tide heights: station 9414792 (Alcatraz Island). Currents: station SFB1203 (San Francisco Bay Entrance, Golden Gate). · RaceAtlas, the SF Bay current atlas.